Disclosed are a SF6 gas component analyzing aid for a gas insulated switchgear, and a SF6 gas component analyzing method using the same. The disclosed SF6 gas component analyzing aid is connected to a plurality of gas valves and gas analyzers for discharging SF6 gas in each compartment of the gas insulated switchgear and supplies a gas analyzer to supply the SF6 gas from the plurality of gas valves to the gas analyzer. As a plurality of first connection pipes connected to each of the plurality of gas valves, the ends of the plurality of first connection pipes connected to each other and the second connection pipes are formed on the side end of the second connection pipes and the gas A connecting pipe part including a third connecting pipe connected to the analyzer, a plurality of first manual open / close valves respectively provided on the plurality of first connecting pipes, a second manual open / close valve installed on the third connecting pipes; A connection pipe module including a valve unit configured of a third manual open / close valve installed on the second connection pipe; And a vacuum pump installed at the end of the second connection pipe to allow the inside of the connection pipe to be in a vacuum state.
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